. >> and aspiring castro valley rapper has pleaded guilty to killing four people in central virginia. in a plea agreement today, 21-year-old richard sam mccroskey was sentenced to life in prison. police and prosecutors say a year ago this month he killed his 16-year-old girlfriend, her parents and a teenaged friend while they slept. no motive was ever given for the crime. mccroskey ramped under the name psycho sam and was devoted to so-called harder core music. >> the uc berkeley grad imprissoned in iran for 13 months says she is not a spy. sarah shourd also defended her fiance shane bauer and friend josh fattal who remain behind bars in iran. shourd was freed last tuesday and spoke at a news conference last night and she says they were all hiking in a popular tourist area in iraq and did not realize that they were near the border of iran. shourd says while she's grateful for her release, she feels only one-third free. >> surprising news here. the recession is over and has been since june of 2009. that's according to economists who crunch the numbers. it started in december 2007 and m